14 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... • Interstitial lung ... Abnormalities • Chest ... #Causes #Pulmonary
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Diagnosis Algorithm ... A-a Gradient Normal ... neuromuscular disease, ↓ chest ... , ↓Perfusion (↑Dead ... #pulmonary #Aa
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... distinct radiographic areas ... of low, normal ... #Cheese #Sign # ... CT #Lung #Pulmonary
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Diagnosis Algorithm ... Melanoma, Head & ... Colon, Kidney, Breast ... Differential #Diagnosis #Algorithm ... #Causes #Pulmonary
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
blood cells in the lung ... infiltrates on chest ... • Signs/Symptoms ... • Signs/Symptoms ... - The classic signs
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Chronic cough • Hypoxia ... Most Common Causes ... Nasal polyps and signs ... - BAR >1.0 is abnormal
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
including restrictive lung ... disease, pleuritic chest ... consider infarction, hypoxia ... Breathing #Patterns #Pulmonary ... Abnormalities #Abnormal
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
skin (esp. over areas ... inflammation tends to cause ... interstitial lung ... disease/pulmonary ... pathophysiology #signs
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• CT: Halo sign ... Exam: Can be normal ... Legionella: • Nausea ... factor • May cause ... Infections #HIV #AIDS #pulmonary
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
granulomas within the lungs ... symptoms are not caused ... Pulmonary: dyspnea ... ), liver (pain/abnormal ... Diagnosis #Management #Signs